A while ago I made a tiny function in my ~/.zshrc to download a video from the link in my clipboard. I use this nearly every day to share videos with people without forcing them to watch it on whatever site I found it. What’s a script/alias that you use a lot?

# Download clipboard to tmp with yt-dlp
tmpv() {
  cd /tmp/ && yt-dlp "$(wl-paste)"
}
  • starman@programming.dev
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    9 hours ago

    Technically not an alias, because I just use nushell’s history + autocompletion everytime I use it, but one could alias it. I think I might even write a custom command for it, with path argument, some day. Anyway, here it goes:

    rsync -aPh -e "ssh -p 2222" test@172.16.0.86:/storage/emulated/0/PicturesArchive/ ~/PicturesArchive/

    I run an ssh daemon on my phone, and use this snippet to back up my photos.

  • jsomae@lemmy.ml
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    7 days ago

    I wrote a script called please. You input please followed by any other command (e.g. please git clone, please wget blahblah) and a robotic voice will say “affirmative,” then the command will run, and when it completes, the robotic voice reads out the exit code (e.g. “completed successfully” or “failed with status 1” etc.)

    This is useful for when you have a command that takes a long time and you want to be alerted when it’s finished. And it’s a gentleman.

      • jsomae@lemmy.ml
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        7 days ago

        It’s full of random shit I put in as a joke, but here it is. You can use please -s to get lightly roasted when your command fails.

        spoiler
        #!/bin/bash
        # announces success or failure of task
        
        if ! command -v "spd-say" > /dev/null
        then
            echo "spd-say must be installed."
            exit -1
        fi
        
        VOLUME=0
        SERIOUS=1
        FINISH_ONLY=0
        
        if [ $# -ge 2 ]
        then
            if [ $1 == "-i" ]
            then
                # parse volume from command line
                VOLUME=$2
                shift 2
            fi
        fi
        
        spd-say -C
        
        # force stop speech synthesizer
        killall -q speech-dispatcher
        
        # androgynous voice
        # __sayfn="spd-say -i -80 -t female3"
        
        # deep voice
        __sayfn="spd-say -i $VOLUME -r -10 -p -100 -t male3"
        
        function _sayfn {
            $__sayfn "$@" 2>/dev/null
            if [ $? -ne 0 ]
            then
                $__sayfn "$@"
            fi
        }
        
        if [ $# -eq 0 ] || [ "$1" == "--help" ]
        then
            _sayfn "Directive required."
            echo "Usage: please [-i volume] [-s|--serious] [-f|--finish] <command...>"
            echo "       please [-i volume] --say text"
            echo "       -i: volume in range -100 to +100"
            echo "       --serious, -s: no silliness. Serious only. (Just kidding.)"
            echo "       --finish, -f: do not announce start"
            exit -2
        fi
        
        # threading issue
        sleep 0.001
        
        if [ $# -ge 2 ]
        then
            if [ $1 == "--say" ]
            then
                # _sayfn the given line
                shift 1
                _sayfn "$@"
                exit 0
            fi
        
            if [ $1 == "--serious" ] || [ $1 == "-s" ]
            then
                shift 1
                SERIOUS=0
            fi
            
            if [ $1 == "--finish" ] || [ $1 == "-f" ]
            then
                shift 1
                FINISH_ONLY=1
            fi
        fi
        
        i=$(shuf -n1 -e "." "!") # inflection on voice
        
        if [ "$FINISH_ONLY" -eq 0 ]
        then
            if [ "$SERIOUS" -eq 0 ]
            then
                # startup lines (randomized for character)
                _sayfn -r -5 -x ".<break time=\"60ms\"/>$(shuf -n1 -e \
                    'Proceeding As Directed...' \
                    'By your command...' \
                    'By your command...' \
                    'By the power ov greyskaall!' \
                    'By your command,line...' \
                    'As you wish...' \
                    'Stand by.' \
                    'Engaged...' \
                    'Initializing...' \
                    'Activating' \
                    'At once!' \
                    "Post Haste$i" \
                    'it shall be done immediately' \
                    'Very well.' \
                    'It shall be so.' \
                    "righty-o$i" \
                    "Affirmative$i" \
                    "Acknowledged$i" \
                    "Confirmed$i" \
                )"
            else
                _sayfn -r -5 -x ".<break time=\"60ms\"/>Engaged..."
            fi
        
            if [ $? -ne 0 ]
            then
                _sayfn "Speech engine failure."
                echo "Failed to run speech engine. Cancelling task."
                exit -3
            fi
        fi
        
        if ! command -v "$1" > /dev/null
        then
            # _sayfn a little faster because this exits fast.
            _sayfn -r +10 "Unable to comply? invalid command."
            >&2 echo "$1: command not found."
            exit -4
        fi
        
        eval " $@"
        result=$?
        i=$(shuf -n1 -e "," "!" "?") # inflection on voice
        transition=$(shuf -n1 -e "; error" ", with error" "; status")
        taskname=$(shuf -n1 -e "task" "task" "command" "objective" "mission" "procedure" "routine")
        errtext=$(shuf -n1 -e "Task_failed" "Task_failed" "Task_resulted_in_failure" "Procedure_terminated_in_an_error" "An_error_has_occurred" "Auxilliary_system_failure" "system_failure")
        consolation=$(shuf -n1 -e "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "" "Attention required." "Attention is required!" "Perhaps It was inevitable." "It may or may not be cause for alarm." "Perhaps Machines too, are fallible." "Apologies" "Hopefully nobody else was watching" "shazbot" "maybe next time." "Nobody could have predicted this outcome." "I'm very sorry." "how unfortunate." "remember: don't panic" "oh dear" "Nothing could have been done to prevent this" "Remember: No disasters are fully preventable" "perhaps the only winning move is not to play" "Remember: Failure is our teacher, not our undertaker." "Remember: If at first you don't succeed... try again." "Remember: If at first you don't succeed... try... try again." "But your friends still love you." "Remember: the machine is not your enemy." "Command?" "Awaiting further instructions." "Remember: Logic is the beginning of wisdom... not the end of it." "Remember: When you eliminate the impossible, whatever remains, however improbable, must be the truth." "Keep at it. Victory is within reach." "Remember: The road to success and the road to failure are almost exactly the same." "Now, while this could have gone better, it could also have gone much worse." "Remember: we do this not because it is easy, but because we thought it was going to be easy." "Don't give up." "It has now been... -- zero... -- days, since the last serious failure." "Remember: instead of documenting the problem, you can fix it." "Remember: Artificial intelligence is no match for artificial stupidity." "Standing by," "Remember: with every failure, we get closer to success." "We live in a society." "sometimes failure is not an option; it's a necessity." "Keep at it." "Remember: mistakes are just the first step on the road to failure... <break time=\"250ms\"/> I mean success." "Don't leave. The drones need you... <break time=\"350ms\"/> They look up to you." "Try again, for great justice." "fantastic" "brilliant" "did you really think that would work?")
        
        if [ $SERIOUS -eq 0 ]
        then
            # perhaps some silliness.
            if [ $result -eq 0 ]
            then
                _sayfn --wait "$(shuf -n1 -e \
                   "$taskname complete. All systems nominal" \
                   "$taskname completed successfully." \
                   "$taskname resulted in success." \
                   "$taskname yielded a successful result." \
                   "$taskname concluded successfully." \
                   "$taskname completed as instructed." \
                   "Jobs done." \
                )" &
            else
                if [ $result -eq 1 ]
                then
                    _sayfn -x --wait "$(shuf -n1 -e \
                       "Alert$i Primary system failure. Attention is required." \
                       "Alert$i System failure$i Attention required! $consolation" \
                       "Alert$i $taskname resulted in failure! <break time=\"150ms\"/> $consolation" \
                       "Alert$i $taskname was not completed as intended; $consolation" \
                       "Alert$i An error has occurred! <break time=\"220ms\"/> $consolation" \
                    )" &
                   
                else
                    _sayfn --wait -x "Alert$i $errtext$transition code $result! <break time=\"350ms\"/> $consolation" &
                fi
            fi
        else
            # no silliness here.
            if [ $result -eq 0 ]
            then
                _sayfn --wait "Command complete."
            else
                if [ $result -eq 1 ]
                then
                    _sayfn -x --wait "Alert. Command failed; error code $result!"
                fi
            fi
        fi
        
        exit $result
        
    • Azzk1kr@feddit.nl
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      7 days ago

      You can also use something like notifyd to generate a pop up for visual feedback :) I can’t remember the exact command right now though. Differs per distro or desktop environment, obviously.

      • Ferk@lemmy.ml
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        5 days ago

        Also, printf '\a' will output an alert bell character which should make the terminal beep/blink and be highlighted for attention by your wm/compositor if it’s unfocused.

        I have that aliased to a to get notified whenever a long running command finishes just by adding ;a at the end.

    • Revan343@lemmy.ca
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      6 days ago

      alias sl='ls | while IFS= read -r line; do while IFS= read -r -n1 char; do if [[ -z "$char" ]]; then printf "\n"; else printf "%s" "$char"; sleep 0.05; fi; done <<< "$line"; done'

      I can’t easily check if it works until I get home to my laptop, but you get the idea

  • potentiallynotfelix@lemmy.fish
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    6 days ago

    alias qr='qrencode -t ansiutf8'

    This makes qr codes in the terminal.

    needs the qrencode package

    Example usage and output:

    felix@buttsexmachine:~$ qr lemmy.fish
    █████████████████████████████
    █████████████████████████████
    ████ ▄▄▄▄▄ █▄ ██ █ ▄▄▄▄▄ ████
    ████ █   █ █ █▄▀▄█ █   █ ████
    ████ █▄▄▄█ █▄▄▄███ █▄▄▄█ ████
    ████▄▄▄▄▄▄▄█▄▀ █▄█▄▄▄▄▄▄▄████
    ████▄▄▄ █▀▄▀▄▀ █▀▄▀▀   █ ████
    ████▄ ▀▄▀▄▄ ▀▄▄█ ▄▄▄█▀█ ▄████
    ██████▄███▄█▀█ ▄█▄ █▀█▀▄▄████
    ████ ▄▄▄▄▄ ██ ▀▀▀▀▄   ▀█▀████
    ████ █   █ █▀ ▀▄█▀▀▄▄  ▀█████
    ████ █▄▄▄█ █ ▀█ ▀█▀ █▄▄█▀████
    ████▄▄▄▄▄▄▄█▄▄█▄▄▄███▄▄██████
    █████████████████████████████
    █████████████████████████████
    ```*___*
  • IronKrill@lemmy.ca
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    6 days ago

    on most of my systems I get tired of constantly lsing after a cd so I combine them:

    cd(){
        cd $1 && ls
    }
    

    (excuse if this doesn’t work, I am writing this from memory)

    I also wrote a function to access docker commands quicker on my Truenas system. If passed nothing, it enters the docker jailmaker system, else it passes the command to docker running inside the system.

    docker () {
            if [[ "$1" == "" ]]; then
                    jlmkr shell docker
                    return
            else
                    sudo systemd-run --pipe --machine docker docker "$@"
                    return
            fi
    }
    

    I have a few similar shortcuts for programs inside jailmaker and long directories that I got sick of typing out.

    • Archr@lemmy.world
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      5 days ago

      I have something similar.

      alias "..1=cd .."
      alias "..2=cd ../.."
      ... etc
      

      I did have code that would generate these automatically but Idk where it is.

  • owsei@programming.dev
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    6 days ago

    I made this one to find binaries in NixOs and other systems

    get_bin_path() {
            paths=${2:-$PATH}
            for dr in $(echo $paths | tr ':' '\n') ; do
                    if [ -f "$dr/$1" ] ; then
                            echo "$dr/$1"
                            return 0
                    fi
            done
            return 1
    }
    

    Then I made this one to, if I have a shell o opened inside neovim it will tell the neovim process running the shell to open a file on it, instead of starting a new process

    _nvim_con() {
            abs_path=$(readlink --canonicalize "$@" | sed s'| |\\ |'g)
            $(get_bin_path nvim) --server $NVIM --remote-send "<ESC>:edit $abs_path<CR>"
            exit
    }
    
    # start host and open file
    _nvim_srv() {
            $(get_bin_path nvim) --listen $HOME/.cache/nvim/$$-server.pipe $@
    }
    
    if [ -n "$NVIM" ] ; then
            export EDITOR="_nvim_con"
    else
            export EDITOR="_nvim_srv"
    fi
    

    Lastly this bit: which if it detects a file and a line number split by a : it will open the file and jump to the line

    _open() {
            path_parts=$(readlink --canonicalize "$@" | sed s'| |\\ |'g | sed 's/:/\t/' )
            file=$(echo "$path_parts" | awk ' { print $1 }' )
            line=$(echo "$path_parts" | awk ' { print $2 }' )
    
            if [ -n "$line" ] ; then
                    # has line number
                    if [ -n "$NVIM" ] ; then
                            $(get_bin_path nvim) --server $NVIM --remote-send "<ESC>:edit $file<CR>:+$line<CR>"
                            exit
                    else
                            $(get_bin_path nvim) --listen $HOME/.cache/nvim/$$-server.pipe $file "+:$line"
                    fi
            else
                    $EDITOR $file
            fi
    }
    
    alias nvim="_open"
    

    all of my bash config is here

  • nimpnin@sopuli.xyz
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    7 days ago

    Since 720p downloading isn’t really available on yt-dlp anymore, I made an alias for it

    alias yt720p="yt-dlp -S vcodec:h264,fps,res:720,acodec:m4a"
    
  • ter_maxima@jlai.lu
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    6 days ago

    alias ed=$EDITOR

    Extremely convenient on a qwerty keyboard.

    This should probably be a default nowadays. Does even a single person here use the real ed ?

  • djblw@lemmy.world
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    7 days ago

    This tmux wrapper is remarkably convenient:

    Usage:

    # Usage: t [session-name]
    #
    # With no arguments:
    #   Lists existing tmux sessions, or prints "[No sessions]" if none exist.
    #
    # With a session name:
    #   Attempts to attach to the named tmux session.
    #   If the session does not exist, creates a new session with that name.
    #
    # Examples:
    #   t            # Lists all tmux sessions
    #   t dev        # Attaches to "dev" session or creates it if it doesn't exist
    
    function t {
    	if [[ -z $1 ]]; then
    		tmux ls 2> /dev/null || echo "[No sessions]"
    	else
    		tmux attach -t $@ 2> /dev/null
    		if [[ $? -ne 0 ]]; then
    			tmux new -s $@
    		fi
    	fi
    }
    
  • arcayne@lemmy.today
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    7 days ago

    Well, my full functions.sh won’t fit in a comment, so here’s 2 of my more unique functions that makes life a little easier when contributing to busy OSS projects:

    # Git fork sync functions
    # Assumes standard convention: origin = your fork, upstream = original repo
    ## Sync fork with upstream before starting work
    gss() {
            # Safety checks
            if ! git rev-parse --git-dir >/dev/null 2>&1; then
                    echo "❌ Not in a git repository"
                    return 1
            fi
    
            # Check if we're in a git operation state
            local git_dir=$(git rev-parse --git-dir)
            if [[ -f "$git_dir/rebase-merge/interactive" ]] || [[ -d "$git_dir/rebase-apply" ]] || [[ -f "$git_dir/MERGE_HEAD" ]]; then
                    echo "❌ Git operation in progress. Complete or abort current rebase/merge first:"
                    echo "   git rebase --continue  (after resolving conflicts)"
                    echo "   git rebase --abort     (to cancel rebase)"
                    echo "   git merge --abort      (to cancel merge)"
                    return 1
            fi
    
            # Check for uncommitted changes
            if ! git diff-index --quiet HEAD -- 2>/dev/null; then
                    echo "❌ You have uncommitted changes. Commit or stash them first:"
                    git status --porcelain
                    echo ""
                    echo "💡 Quick fix: git add . && git commit -m 'WIP' or git stash"
                    return 1
            fi
    
            # Check for required remotes
            if ! git remote get-url upstream >/dev/null 2>&1; then
                    echo "❌ No 'upstream' remote found. Add it first:"
                    echo "   git remote add upstream <upstream-repo-url>"
                    return 1
            fi
    
            if ! git remote get-url origin >/dev/null 2>&1; then
                    echo "❌ No 'origin' remote found. Add it first:"
                    echo "   git remote add origin <your-fork-url>"
                    return 1
            fi
    
            local current_branch=$(git branch --show-current)
    
            # Ensure we have a main branch locally
            if ! git show-ref --verify --quiet refs/heads/main; then
                    echo "❌ No local 'main' branch found. Create it first:"
                    echo "   git checkout -b main upstream/main"
                    return 1
            fi
    
            echo "🔄 Syncing fork with upstream..."
            echo "   Current branch: $current_branch"
    
            # Fetch with error handling
            if ! git fetch upstream; then
                    echo "❌ Failed to fetch from upstream. Check network connection and remote URL."
                    return 1
            fi
    
            echo "📌 Updating local main..."
            if ! git checkout main; then
                    echo "❌ Failed to checkout main branch"
                    return 1
            fi
    
            if ! git reset --hard upstream/main; then
                    echo "❌ Failed to reset main to upstream/main"
                    return 1
            fi
    
            echo "⬆️  Pushing updated main to fork..."
            if ! git push origin main; then
                    echo "❌ Failed to push main to origin. Check push permissions."
                    return 1
            fi
    
            echo "🔀 Rebasing feature branch on updated main..."
            if ! git checkout "$current_branch"; then
                    echo "❌ Failed to checkout $current_branch"
                    return 1
            fi
    
            if ! git rebase main; then
                    echo "❌ Rebase failed due to conflicts. Resolve them and continue:"
                    echo "   1. Edit conflicted files"
                    echo "   2. git add <resolved-files>"
                    echo "   3. git rebase --continue"
                    echo "   Or: git rebase --abort to cancel"
                    return 1
            fi
    
            echo "✅ Ready to work on branch: $current_branch"
    }
    
    ## Sync fork and push feature branch
    gsp() {
            # Safety checks
            if ! git rev-parse --git-dir >/dev/null 2>&1; then
                    echo "❌ Not in a git repository"
                    return 1
            fi
    
            local git_dir=$(git rev-parse --git-dir)
            if [[ -f "$git_dir/rebase-merge/interactive" ]] || [[ -d "$git_dir/rebase-apply" ]] || [[ -f "$git_dir/MERGE_HEAD" ]]; then
                    echo "❌ Git operation in progress. Complete or abort first."
                    return 1
            fi
    
            if ! git diff-index --quiet HEAD -- 2>/dev/null; then
                    echo "❌ You have uncommitted changes. Commit or stash them first:"
                    git status --porcelain
                    return 1
            fi
    
            if ! git remote get-url upstream >/dev/null 2>&1; then
                    echo "❌ No 'upstream' remote found"
                    return 1
            fi
    
            if ! git remote get-url origin >/dev/null 2>&1; then
                    echo "❌ No 'origin' remote found"
                    return 1
            fi
    
            local current_branch=$(git branch --show-current)
    
            # Prevent pushing from main
            if [[ "$current_branch" == "main" ]]; then
                    echo "❌ Cannot push from main branch. Switch to your feature branch first:"
                    echo "   git checkout <your-feature-branch>"
                    return 1
            fi
    
            # Show what we're about to do
            echo "⚠️  About to sync and push branch: $current_branch"
            echo "   This will:"
            echo "   • Fetch latest changes from upstream"
            echo "   • Rebase your branch on updated main"
            echo "   • Force-push to your fork (updates PR)"
            echo ""
    
            read -p "Continue? [y/N]: " -n 1 -r
            echo
    
            if [[ ! $REPLY =~ ^[Yy]$ ]]; then
                    echo "❌ Operation cancelled"
                    return 0
            fi
    
            echo "🔄 Final sync with upstream..."
            if ! git fetch upstream; then
                    echo "❌ Failed to fetch from upstream"
                    return 1
            fi
    
            echo "📌 Updating local main..."
            if ! git checkout main; then
                    echo "❌ Failed to checkout main"
                    return 1
            fi
    
            if ! git reset --hard upstream/main; then
                    echo "❌ Failed to reset main"
                    return 1
            fi
    
            if ! git push origin main; then
                    echo "❌ Failed to push main to origin"
                    return 1
            fi
    
            echo "🔀 Rebasing feature branch..."
            if ! git checkout "$current_branch"; then
                    echo "❌ Failed to checkout $current_branch"
                    return 1
            fi
    
            if ! git rebase main; then
                    echo "❌ Rebase failed. Resolve conflicts and try again:"
                    echo "   git add <resolved-files> && git rebase --continue"
                    echo "   Then run 'gsp' again"
                    return 1
            fi
    
            echo "🚀 Pushing feature branch to fork..."
            if ! git push origin "$current_branch" --force-with-lease; then
                    echo "❌ Failed to push to origin. The branch may have been updated."
                    echo "   Run 'git pull origin $current_branch' and try again"
                    return 1
            fi
    
            echo "✅ Feature branch $current_branch successfully pushed to fork"
    }
    
  • kittenroar@beehaw.org
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    7 days ago

    here we go:

    dedup:

    #!/usr/bin/awk -f
    !x[$0]++
    

    this removes duplicate lines, preserving line order

    iter:

    #!/usr/bin/bash
    if [[ "${@}" =~ /$ ]]; then
        xargs -rd '\n' -I {} "${@}"{}
    else
        xargs -rd '\n' -I {} "${@}" {}
    fi
    

    This executes a command for each line. It can also be used to compare two directories, ie:

    du -sh * > sizes; ls | iter du -sh ../kittens/ > sizes2
    

    fadeout:

    #!/bin/bash
    # I use this to fade out layered brown noise that I play at a volume of 130%
    # This takes about 2 minutes to run, and the volume is at zero several seconds before it's done.
    # ################
    # DBUS_SESSION_BUS_ADDRESS is needed so that playerctl can find the dbus to use MPRIS so it can control mpv
    export DBUS_SESSION_BUS_ADDRESS="unix:path=/run/user/1000/bus"
    # ################
    for i in {130..0}
    do
        volume=$(echo "scale=3;$i/100" | bc)
        sleep 2.3
        playerctl --player=mpv volume $volume
    done
    

    lbn:

    #!/bin/bash
    #lbn_pid=$(cat ~/.local/state/lbn.pid)
    if pgrep -fl layered_brown
    then
    	pkill -f layered_brown
    else
    	export DBUS_SESSION_BUS_ADDRESS="unix:path=/run/user/1000/bus"
    	mpv -ao pulse ~/layered_brown_noise.mp3 >>lbn.log 2>&1 &
    	sleep 3
    	playerctl -p mpv volume 1.3 >>lbn.log 2>&1 &
    fi
    

    This plays “layered brown noise” by crysknife. It’s a great sleep aid.

    here are some aliases:

    alias m='mpc random off; mpc clear'
    alias mpcc='ncmpcpp'
    alias thesaurus='dict -d moby-thesaurus'
    alias wtf='dict -d vera'
    alias tvplayer='mpv -fs --geometry=768x1366+1366+0'